Shadow Systems MR920 Foundation | SS-1305-1D | 9mm 4in

The Shadow Systems MR920 Foundation Compact (SS-1305-1D) is a compact, optic-ready semi-automatic pistol chambered in 9mm with a 4-inch unthreaded Bronze TICN barrel and a 15+1 capacity. It ships optic-ready and features a Black Nitride frame surface and factory green tritium sights for improved low-light sighting. The design balances concealability and shootability for everyday carry and competitive use. A robust reflex sight such as a Holosun 507C (priced under $1,000) pairs well with the MR920 for fast target acquisition and practical accuracy.

Product Specifications

• The manufacturer is Shadow Systems.
• The model is listed as MR920 Foundation Compact.
• The manufacturer part number is SS-1305-1D.
• The firearm is classified as a Semi Auto Handgun.
• The caliber is 9mm.
• The barrel measures 4 inches and is noted as unthreaded.
• The barrel finish is listed as Bronze TICN.
• The frame finish is listed as Black Nitride.
• The capacity is reported as 15+1.
• The slide is optic ready from the factory.
• The sights are described as green tritium for low-light visibility.
• The product UPC is 810120312286.
• The barrel is explicitly described as unthreaded.

The MR920 Foundation Compact is a straightforward, functional pistol that emphasizes a factory-ready optics platform and practical ergonomics. Its combination of a compact 4-inch barrel, optic-ready slide, and tritium sights makes it suitable for everyday carry and competitive or range-focused shooting where speed and accuracy matter. If you value a purpose-built compact pistol with modern features and interchangeable optics options, this model is a pragmatic choice that prioritizes utility and reliability.

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